Karcher NT 70-3 - Manual (Page 14)

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 Release and remove the suction head.
 Unscrew the star screw, pull out the
cartridge filter and replace with a new
one.
 Tighten the star screw.
 Insert and lock the suction head.
 Release and remove the suction head.
 Unscrew the star scew and pull out the
cartridge filter.
 Clean the mechanical overflow protec-
tion with a moist cloth.
 Replace the cartridge filters.
 Tighten the star screw.
 Insert and lock the suction head.
ƽ
Danger
First pull out the plug from the mains before
carrying out any tasks on the machine.
 Check the receptacle and the fuse of
the power supply.
 Check power cable, mains plug and
mechanical overflow protection.
 Turn on the appliance.
 Empty the container.
 Turn off the appliance and wait for 5
seconds, turn it on again after 5 sec-
onds.
 Remove choking of suction nozzle, suc-
tion tube, suction hose, or cartridge filter.
 Replace the washer between the suc-
tion head and the container.
 Exchange the paper filter bag.
 Clean or replace the membrane filter
(special accessory) under running water.
 Change cartridge filter.
 Check drain pipe for leaks.
 Check the proper installation of the car-
tridge filter.
 Change cartridge filter.
 Check swimmer for easy accessibility;
clean with a moist rag or replace as
need be.
The warranty terms published by the rele-
vant sales company are applicable in each
country. We will repair potential failures of
your appliance within the warranty period
free of charge, provided that such failure is
caused by faulty material or defects in man-
ufacturing. In the event of a warranty claim
please contact your dealer or the nearest
authorized Customer Service centre.
Please submit the proof of purchase.
– Only use accessories and spare parts
which have been approved by the man-
ufacturer. The exclusive use of original
accessories and original spare parts
ensures that the appliance can be oper-
ated safely and trouble free.
– At the end of the operating instructions
you will find a selected list of spare parts
that are often required.
– For additional information about spare
parts, please go to the Service section
at www.kaercher.com.
Change cartridge filter
Cleaning the mechanical overflow
safeguard
Troubleshooting
Suction turbine does not run
Suction turbine turns off
Suction turbine does not start again
after the container has been
emptied
Suction capacity decreases
Dust comes out while vacuuming
Mechanical overflow safeguard (wet
suction) does not function
Warranty
Accessories and Spare Parts
14 EN